Web1. Phenolphthalein is an acid-base indicator. What color does it possess in the presence of excess hydrogen (i.e., hydronium) ions? what color does it possess in the presence of … WebSep 8, 2024 · Phenolphthalein is a colorless crystalline solid with the chemical formula C 20 H 14 O 4. Sometimes it may be in a pale yellow or orange powder form. In its natural state, …
Phenolphthalein C20H14O4 - PubChem
WebSKU: SLP6655. Quantity: Add to Wish List. Description. Phenolphthalein 1% Solution in 50.0% Alcohol. Related Products. WebMar 30, 2024 · Phenolphthalein is an acid-base indicator and is commonly employed in acid-base titration experiments. Phenolphthalein is weakly acidic. Its ions are pink in colour whereas the molecule is colourless. naked cellphone insurance
Why is phenolphthalein an appropriate indicator for titration of a ...
WebDec 23, 2024 · Phenolphthalein is a weak acid and is colorless in solution although its ion is pink. If hydrogen ions (H +, as found in an acid) were added to the pink solution, the equilibrium would switch, and the solution would be colorless. Adding hydroxide ions (OH -, as found in bases) will change the phenolphthalein into its ion and turn the solution ... WebFeb 10, 2024 · Phenolphthalein is an organic compound that serves as a laboratory reagent and pH indicator. It stimulates the intestinal mucosa and constricts smooth muscles, causing laxative effects. The fact that phenolphthalein may be carcinogenic, however, has led to its discontinuation as a laxative. A few drops of the appropriate indicator added to … WebPhenolphthalein Test It is an organic compound that we use as an acid or base indicator. Furthermore, the compound is pinkish in basic solution and colourless in acidic solution. Besides, it’s chemical formula is C20H14O4. … naked cereal definition